Relative Clauses – who, which, that, whose
- who – Personen: The girl who lives next door is my friend.
- which – Dinge, Tiere: The book which I read was boring.
- that – Personen und Dinge (nur ohne Kommas): The film that we saw was great.
- whose – Besitz: The man whose car was stolen called the police.
Mit oder ohne Komma?
- Defining (notwendige Information): kein Komma – „Students who work hard pass.“
- Non-defining (Zusatzinformation): mit Kommas, nie „that“ – „My brother, who lives in Rome, is a chef.“
Contact clauses
Ist das Relativpronomen Objekt, kann man es weglassen: „The book (that) I bought was cheap.“ Ist es Subjekt, muss es bleiben: „The man who called was rude.“